Results 21 to 30 of about 1,047,164 (269)

Implicit Stacked Autoregressive Model for Video Prediction [PDF]

open access: yesarXiv, 2023
Future frame prediction has been approached through two primary methods: autoregressive and non-autoregressive. Autoregressive methods rely on the Markov assumption and can achieve high accuracy in the early stages of prediction when errors are not yet accumulated. However, their performance tends to decline as the number of time steps increases.
arxiv  

Studying the Stability of a Non-linear Autoregressive Model (Polynomial with Hyperbolic Cosine Function) [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2014
In this paper we study the statistical properties of one of a non-linear autoregressive model with hyperbolic triangle function(polynomial with hyperbolic cosinefunction)by using the local linearization  approximation method to find the stability of the ...
Abdulghafoor Salim, Anas Youns Abdullah
doaj   +1 more source

Within‐day bidirectional associations between physical activity and affect: A real‐time ambulatory study in persons with and without depressive and anxiety disorders

open access: yesDepression and Anxiety, Volume 39, Issue 12, Page 922-931, December 2022., 2022
Abstract Background Ambulatory assessments offer opportunities to study physical activity level (PAL) and affect at the group and person‐level. We examined bidirectional associations between PAL and affect in a 3‐h timeframe and evaluated whether associations differ between people with and without current or remitted depression/anxiety.
Sonia Difrancesco   +5 more
wiley   +1 more source

Formalization of the impact of imbalances in the movement of financial resources on economic growth of countries in Central and Eastern Europe [PDF]

open access: yesAccounting and Financial Control, 2017
The article deals with the impact of financialization on economic growth in countries of Central and Eastern Europe. It determinesthe impact of imbalances in the movement of financial resources caused by financialization on economic growth of these ...
Serhiy Kozmenko, Maxim Korneyev
doaj   +1 more source

Prospective associations between loneliness and disordered eating from early adolescence to adulthood

open access: yesInternational Journal of Eating Disorders, Volume 55, Issue 12, Page 1678-1689, December 2022., 2022
Abstract Objective Despite findings from numerous cross‐sectional studies suggesting a substantial association between loneliness and different types of disordered eating, much remains unknown about the impact of confounding, the order of cause and effect, and gender differences in the relationship.
Laura Cortés‐García   +2 more
wiley   +1 more source

Impact of Oil Price Shocks on Islamic and Conventional Bank Performance: Empirical Evidence from Saudi Arabia

open access: yesInternational Journal of Energy Economics and Policy
This paper aims to investigate and compare the effect of oil price shocks on the bank performance at the aggregate level as well as the level of conventional and Islamic banks.
Sarra Ben Slimane, Majed Qabil Alsolamy
doaj   +1 more source

Non-Autoregressive vs Autoregressive Neural Networks for System Identification [PDF]

open access: yesarXiv, 2021
The application of neural networks to non-linear dynamic system identification tasks has a long history, which consists mostly of autoregressive approaches. Autoregression, the usage of the model outputs of previous time steps, is a method of transferring a system state between time steps, which is not necessary for modeling dynamic systems with modern
arxiv  

Reciprocal relationships between personality disorders and eating disorders in a prospective 17‐year follow‐up study

open access: yesInternational Journal of Eating Disorders, Volume 55, Issue 12, Page 1753-1764, December 2022., 2022
Abstract Objective This study aimed to report the presence of categorical and dimensional personality disorders (PD) in adults with longstanding eating disorders (ED) over a period of 17 years and to investigate whether changes in PD predict changes in ED symptoms or vice versa.
Hanna Punsvik Eielsen   +4 more
wiley   +1 more source

Error Mitigation Algorithm Based on Bidirectional Fitting Method for Collision Avoidance of Unmanned Surface Vehicle

open access: yesPolish Maritime Research, 2018
Radars and sensors are essential devices for an Unmanned Surface Vehicle (USV) to detect obstacles. Their precision has improved significantly in recent years with relatively accurate capability to locate obstacles. However, small detection errors in the
Song Lifei   +4 more
doaj   +1 more source

Spatial autoregressive fractionally integrated moving average model [PDF]

open access: yesarXiv, 2023
In this paper, we introduce the concept of fractional integration for spatial autoregressive models. We show that the range of the dependence can be spatially extended or diminished by introducing a further fractional integration parameter to spatial autoregressive moving average models (SARMA).
arxiv  

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